Tanegashima
E326591
Tanegashima is a Japanese island known as the site of Japan’s first contact with European firearms and for hosting the Tanegashima Space Center, one of the country’s main rocket launch facilities.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tanegashima canonical | 3 |
| Tanegashima, Japan | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2355280 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tanegashima Context triple: [Kagoshima Prefecture, contains, Tanegashima]
-
A.
Takashima
Takashima is a lakeside city in western Shiga Prefecture, Japan, known for its scenic location along Lake Biwa and surrounding mountains.
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B.
Tokunoshima
Tokunoshima is a subtropical Japanese island in Kagoshima Prefecture known for its unique biodiversity, traditional culture, and role as part of the Amami archipelago.
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C.
Imabari
Imabari is a coastal city in Ehime Prefecture, Japan, known for its shipbuilding industry, towel production, and as a gateway to the Shimanami Kaido cycling route.
-
D.
Mukōjima
Mukōjima is a neighborhood in Tokyo’s Sumida ward known for its traditional atmosphere, historic geisha district, and riverside cherry blossom viewing along the Sumida River.
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E.
Tokunoshima Town
Tokunoshima Town is a coastal municipality on Tokunoshima Island in Japan’s Kagoshima Prefecture, known for its subtropical climate, sugarcane agriculture, and traditional Ryukyuan-influenced culture.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tanegashima Target entity description: Tanegashima is a Japanese island known as the site of Japan’s first contact with European firearms and for hosting the Tanegashima Space Center, one of the country’s main rocket launch facilities.
-
A.
Takashima
Takashima is a lakeside city in western Shiga Prefecture, Japan, known for its scenic location along Lake Biwa and surrounding mountains.
-
B.
Tokunoshima
Tokunoshima is a subtropical Japanese island in Kagoshima Prefecture known for its unique biodiversity, traditional culture, and role as part of the Amami archipelago.
-
C.
Imabari
Imabari is a coastal city in Ehime Prefecture, Japan, known for its shipbuilding industry, towel production, and as a gateway to the Shimanami Kaido cycling route.
-
D.
Mukōjima
Mukōjima is a neighborhood in Tokyo’s Sumida ward known for its traditional atmosphere, historic geisha district, and riverside cherry blossom viewing along the Sumida River.
-
E.
Tokunoshima Town
Tokunoshima Town is a coastal municipality on Tokunoshima Island in Japan’s Kagoshima Prefecture, known for its subtropical climate, sugarcane agriculture, and traditional Ryukyuan-influenced culture.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
island
ⓘ
populated place ⓘ |
| administeredBy |
Minamitane
ⓘ
Nakatane ⓘ Nishinoomote ⓘ |
| area | approximately 445 square kilometers ⓘ |
| climate |
hot humid summers
ⓘ
humid subtropical climate ⓘ warm winters ⓘ |
| connectedByFerryTo |
Kagoshima City
NERFINISHED
ⓘ
Yakushima ⓘ |
| country | Japan ⓘ |
| hasAirport | Tanegashima Airport ⓘ |
| hasCoastlineFeature |
sandy beaches
ⓘ
sea cliffs ⓘ |
| hasFacility | Tanegashima Space Center ⓘ |
| historicalEvent | first recorded arrival of Europeans with firearms in Japan ⓘ |
| historicalEventDate | 1543 ⓘ |
| historicalFigureAssociated | Tanegashima Tokitaka ⓘ |
| introducedTechnology | arquebus-type matchlock firearms ⓘ |
| knownFor |
Tanegashima Space Center
ⓘ
agriculture ⓘ early introduction of firearms to Japan ⓘ sugarcane cultivation ⓘ surfing beaches ⓘ sweet potato cultivation ⓘ traditional Japanese matchlock guns ⓘ |
| language | Japanese ⓘ |
| length | approximately 57 kilometers ⓘ |
| localDialect | Tanegashima dialect ⓘ |
| locatedIn |
Kagoshima Prefecture
NERFINISHED
ⓘ
Kyushu ⓘ
surface form:
Kyushu region
Ōsumi Islands ⓘ |
| locatedInBodyOfWater | Pacific Ocean ⓘ |
| locatedInSea | Philippine Sea ⓘ |
| partOf | Satsunan Islands ⓘ |
| primaryEconomicActivity |
agriculture
ⓘ
fishing ⓘ space-related industry ⓘ tourism ⓘ |
| spaceAgencyOperating |
Japan Aerospace Exploration Agency
ⓘ
surface form:
JAXA
|
| timeZone | Japan Standard Time ⓘ |
| usedFor |
rocket launches
ⓘ
satellite launches ⓘ spacecraft testing ⓘ |
| UTCOffset | +09:00 ⓘ |
| width | approximately 12 kilometers ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Tanegashima Description of subject: Tanegashima is a Japanese island known as the site of Japan’s first contact with European firearms and for hosting the Tanegashima Space Center, one of the country’s main rocket launch facilities.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Kaguya (SELENE)
this entity surface form:
Tanegashima, Japan